And it USES asynchronous serial communication technology based on RS-485 electric interface as communication means. The process of sending data frames are analyzed and communication protocol was made.

并且使用了广泛应用的RS - 485电气接口的串行通讯技术作为通讯方式，文中分析了发送数据桢的过程，并制定了通讯协议。

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Large electric interface range and serial and parallel communication are optional.

电气接口适应范围大，串行、并行两种通讯方式可选。

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Then the choosing method of the probe of electric field and the designing of the amplify and A/D circuit is put forward. The interface of communication is also put forward in this paper.

然后分别从水下电场探头的选择，电场测量放大电路与A/D转换电路的设计，通讯接口设计等方面阐述了该仪器的研制思路。

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